/*
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 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */

package cart.hibernate.member;

import java.io.IOException;
import java.io.PrintWriter;
import java.text.ParseException;
import java.util.Date;
import java.text.SimpleDateFormat;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 * @author BibooChung
 */
public class ManageMemberServlet extends HttpServlet {

    /**
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
     * methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();

        String action = request.getParameter("submit");
        try {
            ManageMember manager = new ManageMember();

            String loginName;
            String password;
            String email; 
            char gender;
            String homePhoneNumber;
            String cellPhoneNumber;
            Date birthDate;       
            Date joinDate;
            String nickName;
            long point;
            String firstName;
            String middleName;
            String lastName;
            long membershipTierId;

            String newLoginName;

            loginName = request.getParameter("loginName");
            
            boolean isDeleted = true;

            if("add".equals(action) || "update".equals(action)){

                password = request.getParameter("password");
                email = request.getParameter("email");
                gender = request.getParameter("gender").charAt(0);
                homePhoneNumber = request.getParameter("homePhoneNumber");
                cellPhoneNumber = request.getParameter("cellPhoneNumber");
                birthDate = new SimpleDateFormat("yyyy-MM-dd").parse(request.getParameter("birthDate"));       
                joinDate = new SimpleDateFormat("yyyy-MM-dd").parse(request.getParameter("joinDate"));
                nickName = request.getParameter("String nickName");
                point = Long.parseLong(request.getParameter("point"));
                firstName = request.getParameter("firstName");
                middleName = request.getParameter("middleName");
                lastName = request.getParameter("lastName");
                membershipTierId = Long.parseLong(request.getParameter("membershipTierId"));

                if ("add".equals(action))
                    newLoginName = manager.addMember( loginName, password, email, gender, 
                                                    homePhoneNumber, cellPhoneNumber, birthDate, 
                                                    nickName, point, firstName, 
                                                    middleName, lastName, membershipTierId);
                else
                    manager.updateMember( loginName, password, email, gender, 
                                        homePhoneNumber, cellPhoneNumber, birthDate, 
                                        nickName, point, firstName, 
                                        middleName, lastName, membershipTierId);
            }
            else if("delete".equals(action))
            {
                if(!manager.deleteMember(request.getParameter("loginName")))
                    isDeleted = false;                
            }
            else
                throw new IOException();
            

            /* TODO output your page here. You may use following sample code. */
            out.println("<!DOCTYPE html>");
            out.println("<html>");
            out.println("<head>");
            out.println("<title>Servlet ManageMemberServlet</title>");            
            out.println("</head>");
            out.println("<body>");
            if (isDeleted)
                out.println("<h1>Success</h1>");
            else
            {
                out.println("<h1>Fail to delete member --> '" + request.getParameter("loginName") + "'</h1>");
                out.println("<p>This member has already ordered some items, it is impossible to delete this member.</p>");
            }
            out.println("</body>");
            out.println("</html>");
        } catch (IOException e) {
          System.err.println("Form submit value is changed\nError stack trace :\n");
          e.printStackTrace();
        } catch (ParseException e){
          System.err.println("Date parsing error");
          e.printStackTrace();
        } finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
